I am very comfortable with the idea that we can override biology with free will.

One of the greatest features of science is that it doesn't matter where you were born, and it doesn't matter what the belief systems of your parents might have been: If you perform the same experiment that someone else did, at a different time and place, you'll get the same result.

I have one yardstick by which I test every major problem - and that yardstick is: Is it good for America?

I don't want to write an autobiography because I would become public property with no privacy left.

The universe is transformation; our life is what our thoughts make it.